[kaffe] strange OpenBSD/sparc hang

[Dalibor Topic]

Dalibor Topic wrote:
> Ciao Riccardo,
> 
> Riccardo wrote:
> 
>> Hey,
>>
>> I build Kaffe on OpenBSD/sparc with the new compare/exchnage code that 
>> seems to work on Solaris.
>>
>> The VM builds fine, when building the libraries, the process stops at:
>> [ optimized and generated java.text.ChoiceFormat in 3,209 ms ]
>>
>> and it remains there forever. AN analysis of top with the process 
>> indicates it is "idle" and the process is in "poll" state.
> 
> 
> A quick grep through the source reveals that poll is only used by 
> unix-jthreads. Could you try reconfiguring and rebuilding kaffe from 
> scratch with posix threads [1]? For a more experimental feel, you could 
> try commenting out the
> 
> #define USE_POLL        1
> 
> line in kaffe/kaffevm/systems/unix-jthreads/jthread.h, to see if that 
> helps.

Oh, and as a third solution, we might try to check for POLLIN | POLLHUP, 
as suggested in http://cr.yp.to/docs/unixport.html .

cheers,
dalibor topic